perl 5.003_03: pp.c

Add support for tied filehandles.

If a regex supplied to split() contains paranthesized subpatterns
that can result in null matches, perl coredumps.

diff --git a/pp.c b/pp.c
index 5b6af5a..d75566f 100644 (file)
--- a/pp.c
+++ b/pp.c
@@ -98,7 +98,13 @@ PP(pp_rv2gv)
     if (SvROK(sv)) {
       wasref:
        sv = SvRV(sv);
-       if (SvTYPE(sv) != SVt_PVGV)
+       if (SvTYPE(sv) == SVt_PVIO) {
+           GV *gv = (GV*) sv_newmortal();
+           gv_init(gv, 0, "", 0, 0);
+           GvIOp(gv) = (IO *)sv;
+           SvREFCNT_inc(sv);
+           sv = (SV*) gv;
+       } else if (SvTYPE(sv) != SVt_PVGV)
            DIE("Not a GLOB reference");
     }
     else {
@@ -3515,7 +3521,7 @@ PP(pp_split)
        iters++;
     }
     else if (!origlimit) {
-       while (iters > 0 && SvCUR(TOPs) == 0)
+       while (iters > 0 && (!TOPs || !SvANY(TOPs) || SvCUR(TOPs) == 0))
            iters--, SP--;
     }
     if (realarray) {